(If you want to get promoted and raise your salary, you can't bury your head and work hard, but mobilize all available resources and do your best to achieve the goal. Combined with real personal cases from which you can learn and learn from. You don't have to start a business, but every key choice of his can inspire you. Help you solve three major problems: how to find the entry point for promotion and salary increase, how to improve the competitiveness of the workplace in the long term, and how to quickly increase the salary level in the short term.)